Comparison

Device Tracker vs MapPiece

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Device Tracker

Track your personal location history offline with detailed logs including date, time, speed, and location. Features include speed analysis, battery optimization, and PDF report export. All data is stored locally for privacy.

Highlights
  • Unlimited offline mobile tracking
  • Date-wise location history
  • Maximum speed limit analysis
  • 100% Battery optimization
  • Data backup via iTunes
  • Export track reports as PDF
Features
Read full description

Track your personal movement and location history with complete privacy. Device Tracker is designed for users who want a secure, offline GPS tracking solution — with no data upload, no account, and no tracking of other users. 100% Privacy First - Your data stays only on your device - No cloud sync, no external servers - No personal data collection or sharing This is a self-tracking app only — not for tracking other people. Key Features - Unlimited location tracking (offline supported) - View your routes and visited places on maps - Track location history date-wise - Speed tracking and movement insights - Accurate GPS logging with detailed metrics - Export tracking reports as PDF - Backup data via iTunes Track Detailed Insights - Date & time - Speed (mph) - Latitude, longitude, altitude - Accuracy - Movement status (moving/idle) - Direction (heading) Use Cases - Travel history tracking - Personal movement analysis - Route and distance tracking - Daily activity logging Important Notes - Continued GPS usage in background may affect battery life - App tracks location only with your permission - Deleted data cannot be recovered

About

MapPiece

Features
Read full description

『MapPiece(マップピース)』は、電波の届かない山間部や過酷なフィールドワークに特化したGISアプリです。現場で本当に必要な機能を、どんな端末でも軽快に動かせるようチューニングしました。 【1】巨大データもサクサク動作 数十MBにおよぶ重いポリゴンや境界データも、独自のバックグラウンド処理により、古い端末でもフリーズすることなく軽快に動きます。 ※読み込みには時間がかかる場合があります。 【2】完全オフライン対応 オフライン地図(MBTiles)に対応。フォントもiOS内蔵システムを使用するため、完全な圏外でも現在地や文字ラベルが消えることはありません。 主な機能 ベースマップ切替:国土地理院地図や陰影起伏図などをワンタップで切替。カスタムURL(XYZタイル)も5枠まで登録可能。 GeoJSON管理:ポリゴンのON/OFF、表示させたい属性(林班・所有者など)のラベル切替。 GPSログ記録:歩いた軌跡を記録し、GPXファイルでエクスポート。 ポイント(ピン)記録:地点を色分けやメモ付きで記録し、JSONで書き出し。 コンパスモード:コンパス連動マップ回転とノースアップを瞬時に切替。 こんな方におすすめ! 林業関係者、土地家屋調査士、測量士、インフラ点検、狩猟など、山間部で活動するすべてのプロフェッショナルへ。極限まで「落ちない・使いやすい」を追求したMapPieceが、あなたの現場をサポートします!

Screenshots

Device Tracker4 screens
MapPiece4 screens

Verdict

The call

The clearest difference is in-app purchases: MapPiece at none against Device Tracker's 1. MapPiece also leads on ads (none vs shown) and update cadence (every 4 days vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Device Tracker sells 1 one-off in-app purchase. MapPiece asks for nothing beyond the download.

UpkeepUpdate frequency

Device Tracker ships an update every 3 months, MapPiece every 4 days. The most recent releases landed on October 3, 2026 and September 20, 2026 respectively.

Scorecard3 real differences · 7 level
Device Tracker versus MapPiece: the parameters behind the verdict, then further details
ParameterDevice TrackerMapPiece
PriceFreeFree
Rating4.3 (115 ratings) — better—
Positive reviews75.0% of reviews—
Number of ratings115 — better—
Update frequencyEvery 3 monthsEvery 4 days — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.616.6
Further details — not scored
Size28 MB20 MB
Age rating4+4+
DeveloperParth PandyaMasashi Aiuchi

In-app purchases

1 purchases

Device Tracker

One-time1
  • Ad Free Version$0.99
None

MapPiece

No in-app purchases

Questions

Is Device Tracker free?
Device Tracker is free to download, with in-app purchases available.
Is MapPiece free?
MapPiece is free to download, with no in-app purchases.
Do Device Tracker or MapPiece have ads?
Device Tracker shows ads; MapPiece does not.
Which is updated more often, Device Tracker or MapPiece?
Device Tracker ships an update every 3 months, and MapPiece every 4 days. Most recently, Device Tracker was updated on October 3, 2026 and MapPiece on September 20, 2026.

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